Nonexistent attachment fix #34

	name: PHP Composer

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	build:
	runs-on: ubuntu-latest

	strategy:
	fail-fast: true
	matrix:
	php: [ '7.4', '8.0', '8.1' ]
	stability: [ prefer-stable ]
	include:
	- php: '7.4'
	composer: '1'
	- php: '8.0'
	composer: '2'
	- php: '8.1'
	composer: '2'

	name: PHP ${{ matrix.php }} - ${{ matrix.stability }}

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php }}
	tools: composer:${{ matrix.composer }}
	coverage: none

	- name: Validate composer.json and composer.lock
	run: composer validate --strict

	- name: Get composer cache directory
	id: composer-cache
	run: echo "::set-output name=dir::$(composer config cache-files-dir)"

	- name: Cache dependencies
	uses: actions/cache@v2
	with:
	path: ${{ steps.composer-cache.outputs.dir }}
	key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}-${{ matrix.prefer }}-
	restore-keys: ${{ runner.os }}-composer-${{ matrix.prefer }}-

	- name: Install dependencies
	uses: nick-invision/retry@v1
	with:
	timeout_minutes: 5
	max_attempts: 5
	command: composer update --${{ matrix.stability }} --prefer-dist --no-interaction --no-progress

	- name: Run test suite
	run: composer test

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